diff options
Diffstat (limited to 'drivers/net/wireless/realtek')
27 files changed, 1026 insertions, 121 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index a42e2081b75f..06d59ffb7444 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -4859,7 +4859,7 @@ rtl8xxxu_fill_txdesc_v1(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr, * rts_rate is zero if RTS/CTS or CTS to SELF are not enabled */ tx_desc->txdw4 |= cpu_to_le32(rts_rate << TXDESC32_RTS_RATE_SHIFT); - if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) { + if (ampdu_enable || (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS)) { tx_desc->txdw4 |= cpu_to_le32(TXDESC32_RTS_CTS_ENABLE); tx_desc->txdw4 |= cpu_to_le32(TXDESC32_HW_RTS_ENABLE); } else if (rate_flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { @@ -4930,7 +4930,7 @@ rtl8xxxu_fill_txdesc_v2(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr, /* * rts_rate is zero if RTS/CTS or CTS to SELF are not enabled */ - if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) { + if (ampdu_enable || (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS)) { tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_RTS_CTS_ENABLE); tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_HW_RTS_ENABLE); } else if (rate_flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c index 6312fddd9c00..eaba66113328 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c @@ -1000,6 +1000,7 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) _initpabias(hw); rtl92c_dm_init(hw); exit: + local_irq_disable(); local_irq_restore(flags); return err; } diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wireless/realtek/rtw88/Makefile index 73d6807a8cdf..834c66ec0af9 100644 --- a/drivers/net/wireless/realtek/rtw88/Makefile +++ b/drivers/net/wireless/realtek/rtw88/Makefile @@ -15,6 +15,7 @@ rtw88_core-y += main.o \ ps.o \ sec.o \ bf.o \ + sar.o \ regd.o rtw88_core-$(CONFIG_PM) += wow.o diff --git a/drivers/net/wireless/realtek/rtw88/bf.c b/drivers/net/wireless/realtek/rtw88/bf.c index aff70e4ae028..df750b3a35e9 100644 --- a/drivers/net/wireless/realtek/rtw88/bf.c +++ b/drivers/net/wireless/realtek/rtw88/bf.c @@ -130,7 +130,8 @@ void rtw_bf_cfg_sounding(struct rtw_dev *rtwdev, struct rtw_vif *vif, BIT_WMAC_USE_NDPARATE | (csi_rsc << 13); - rtw_write8(rtwdev, REG_SND_PTCL_CTRL, RTW_SND_CTRL_SOUNDING); + rtw_write8_mask(rtwdev, REG_SND_PTCL_CTRL, BIT_MASK_BEAMFORM, + RTW_SND_CTRL_SOUNDING); rtw_write8(rtwdev, REG_SND_PTCL_CTRL + 3, 0x26); rtw_write8_clr(rtwdev, REG_RXFLTMAP1, BIT_RXFLTMAP1_BF_REPORT_POLL); rtw_write8_clr(rtwdev, REG_RXFLTMAP4, BIT_RXFLTMAP4_BF_REPORT_POLL); @@ -177,7 +178,7 @@ void rtw_bf_del_bfer_entry_mu(struct rtw_dev *rtwdev) void rtw_bf_del_sounding(struct rtw_dev *rtwdev) { - rtw_write8(rtwdev, REG_SND_PTCL_CTRL, 0); + rtw_write8_mask(rtwdev, REG_SND_PTCL_CTRL, BIT_MASK_BEAMFORM, 0); } void rtw_bf_enable_bfee_su(struct rtw_dev *rtwdev, struct rtw_vif *vif, @@ -204,7 +205,8 @@ void rtw_bf_enable_bfee_su(struct rtw_dev *rtwdev, struct rtw_vif *vif, } /* Sounding protocol control */ - rtw_write8(rtwdev, REG_SND_PTCL_CTRL, RTW_SND_CTRL_SOUNDING); + rtw_write8_mask(rtwdev, REG_SND_PTCL_CTRL, BIT_MASK_BEAMFORM, + RTW_SND_CTRL_SOUNDING); /* MAC address/Partial AID of Beamformer */ for (i = 0; i < ETH_ALEN; i++) @@ -273,7 +275,8 @@ void rtw_bf_remove_bfee_su(struct rtw_dev *rtwdev, struct rtw_bf_info *bfinfo = &rtwdev->bf_info; rtw_dbg(rtwdev, RTW_DBG_BF, "remove as a su bfee\n"); - rtw_write8(rtwdev, REG_SND_PTCL_CTRL, RTW_SND_CTRL_REMOVE); + rtw_write8_mask(rtwdev, REG_SND_PTCL_CTRL, BIT_MASK_BEAMFORM, + RTW_SND_CTRL_REMOVE); switch (bfee->su_reg_index) { case 0: @@ -298,7 +301,8 @@ void rtw_bf_remove_bfee_mu(struct rtw_dev *rtwdev, { struct rtw_bf_info *bfinfo = &rtwdev->bf_info; - rtw_write8(rtwdev, REG_SND_PTCL_CTRL, RTW_SND_CTRL_REMOVE); + rtw_write8_mask(rtwdev, REG_SND_PTCL_CTRL, BIT_MASK_BEAMFORM, + RTW_SND_CTRL_REMOVE); rtw_bf_del_bfer_entry_mu(rtwdev); diff --git a/drivers/net/wireless/realtek/rtw88/bf.h b/drivers/net/wireless/realtek/rtw88/bf.h index 17855edb5006..7b40c2c03856 100644 --- a/drivers/net/wireless/realtek/rtw88/bf.h +++ b/drivers/net/wireless/realtek/rtw88/bf.h @@ -13,6 +13,9 @@ #define REG_ASSOCIATED_BFMER1_INFO 0x06EC #define REG_TX_CSI_RPT_PARAM_BW20 0x06F4 #define REG_SND_PTCL_CTRL 0x0718 +#define BIT_DIS_CHK_VHTSIGB_CRC BIT(6) +#define BIT_DIS_CHK_VHTSIGA_CRC BIT(5) +#define BIT_MASK_BEAMFORM (GENMASK(4, 0) | BIT(7)) #define REG_MU_TX_CTL 0x14C0 #define REG_MU_STA_GID_VLD 0x14C4 #define REG_MU_STA_USER_POS_INFO 0x14C8 @@ -42,8 +45,8 @@ #define BIT_RXFLTMAP4_BF_REPORT_POLL BIT(4) #define RTW_NDP_RX_STANDBY_TIME 0x70 -#define RTW_SND_CTRL_REMOVE 0xD8 -#define RTW_SND_CTRL_SOUNDING 0xDB +#define RTW_SND_CTRL_REMOVE 0x98 +#define RTW_SND_CTRL_SOUNDING 0x9B enum csi_seg_len { HAL_CSI_SEG_4K = 0, diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c index b863c74b51e6..e429428232c1 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.c +++ b/drivers/net/wireless/realtek/rtw88/debug.c @@ -634,8 +634,8 @@ static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v) seq_printf(m, "channel: %u\n", ch); seq_printf(m, "bandwidth: %u\n", bw); seq_printf(m, "regulatory: %s\n", rtw_get_regd_string(regd)); - seq_printf(m, "%-4s %-10s %-3s%6s %-4s %4s (%-4s %-4s) %-4s\n", - "path", "rate", "pwr", "", "base", "", "byr", "lmt", "rem"); + seq_printf(m, "%-4s %-10s %-9s %-9s (%-4s %-4s %-4s) %-4s\n", + "path", "rate", "pwr", "base", "byr", "lmt", "sar", "rem"); mutex_lock(&hal->tx_power_mutex); for (path = RF_PATH_A; path <= RF_PATH_B; path++) { @@ -657,13 +657,15 @@ static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v) seq_printf(m, "%4c ", path + 'A'); rtw_print_rate(m, rate); - seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d) %4d\n", + seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d %4d) %4d\n", hal->tx_pwr_tbl[path][rate], hal->tx_pwr_tbl[path][rate], pwr_param.pwr_base, - min_t(s8, pwr_param.pwr_offset, - pwr_param.pwr_limit), + min3(pwr_param.pwr_offset, + pwr_param.pwr_limit, + pwr_param.pwr_sar), pwr_param.pwr_offset, pwr_param.pwr_limit, + pwr_param.pwr_sar, pwr_param.pwr_remnant); } } diff --git a/drivers/net/wireless/realtek/rtw88/debug.h b/drivers/net/wireless/realtek/rtw88/debug.h index 47c57f395f52..61f8369fe2d6 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.h +++ b/drivers/net/wireless/realtek/rtw88/debug.h @@ -22,6 +22,7 @@ enum rtw_debug_mask { RTW_DBG_CFO = 0x00002000, RTW_DBG_PATH_DIV = 0x00004000, RTW_DBG_ADAPTIVITY = 0x00008000, + RTW_DBG_HW_SCAN = 0x00010000, RTW_DBG_ALL = 0xffffffff }; diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index 0c4f2a2f2d7f..2f7c036f9022 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -28,6 +28,12 @@ static void rtw_fw_c2h_cmd_handle_ext(struct rtw_dev *rtwdev, case C2H_CCX_RPT: rtw_tx_report_handle(rtwdev, skb, C2H_CCX_RPT); break; + case C2H_SCAN_STATUS_RPT: + rtw_hw_scan_status_report(rtwdev, skb); + break; + case C2H_CHAN_SWITCH: + rtw_hw_scan_chan_switch(rtwdev, skb); + break; default: break; } @@ -1777,3 +1783,385 @@ void rtw_fw_scan_notify(struct rtw_dev *rtwdev, bool start) rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } + +static void rtw_append_probe_req_ie(struct rtw_dev *rtwdev, struct sk_buff *skb, + struct sk_buff_head *list, + struct rtw_vif *rtwvif) +{ + struct ieee80211_scan_ies *ies = rtwvif->scan_ies; + struct rtw_chip_info *chip = rtwdev->chip; + struct sk_buff *new; + u8 idx; + + for (idx = NL80211_BAND_2GHZ; idx < NUM_NL80211_BANDS; idx++) { + if (!(BIT(idx) & chip->band)) + continue; + new = skb_copy(skb, GFP_KERNEL); + skb_put_data(new, ies->ies[idx], ies->len[idx]); + skb_put_data(new, ies->common_ies, ies->common_ie_len); + skb_queue_tail(list, new); + } +} + +static int _rtw_hw_scan_update_probe_req(struct rtw_dev *rtwdev, u8 num_ssids, + struct sk_buff_head *probe_req_list) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct sk_buff *skb, *tmp; + u8 page_offset = 1, *buf, page_size = chip->page_size; + u8 pages = page_offset + num_ssids * RTW_PROBE_PG_CNT; + u16 pg_addr = rtwdev->fifo.rsvd_h2c_info_addr, loc; + u16 buf_offset = page_size * page_offset; + u8 tx_desc_sz = chip->tx_pkt_desc_sz; + unsigned int pkt_len; + int ret; + + buf = kzalloc(page_size * pages, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + buf_offset -= tx_desc_sz; + skb_queue_walk_safe(probe_req_list, skb, tmp) { + skb_unlink(skb, probe_req_list); + rtw_fill_rsvd_page_desc(rtwdev, skb, RSVD_PROBE_REQ); + if (skb->len > page_size * RTW_PROBE_PG_CNT) { + ret = -EINVAL; + goto out; + } + + memcpy(buf + buf_offset, skb->data, skb->len); + pkt_len = skb->len - tx_desc_sz; + loc = pg_addr - rtwdev->fifo.rsvd_boundary + page_offset; + __rtw_fw_update_pkt(rtwdev, RTW_PACKET_PROBE_REQ, pkt_len, loc); + + buf_offset += RTW_PROBE_PG_CNT * page_size; + page_offset += RTW_PROBE_PG_CNT; + kfree_skb(skb); + } + + ret = rtw_fw_write_data_rsvd_page(rtwdev, pg_addr, buf, buf_offset); + if (ret) { + rtw_err(rtwdev, "Download probe request to firmware failed\n"); + goto out; + } + + rtwdev->scan_info.probe_pg_size = page_offset; +out: + kfree(buf); + + return ret; +} + +static int rtw_hw_scan_update_probe_req(struct rtw_dev *rtwdev, + struct rtw_vif *rtwvif) +{ + struct cfg80211_scan_request *req = rtwvif->scan_req; + struct sk_buff_head list; + struct sk_buff *skb; + u8 num = req->n_ssids, i; + + skb_queue_head_init(&list); + for (i = 0; i < num; i++) { + skb = ieee80211_probereq_get(rtwdev->hw, rtwvif->mac_addr, + req->ssids[i].ssid, + req->ssids[i].ssid_len, + req->ie_len); + rtw_append_probe_req_ie(rtwdev, skb, &list, rtwvif); + kfree_skb(skb); + } + + return _rtw_hw_scan_update_probe_req(rtwdev, num, &list); +} + +static int rtw_add_chan_info(struct rtw_dev *rtwdev, struct rtw_chan_info *info, + struct rtw_chan_list *list, u8 *buf) +{ + u8 *chan = &buf[list->size]; + u8 info_size = RTW_CH_INFO_SIZE; + + if (list->size > list->buf_size) + return -ENOMEM; + + CH_INFO_SET_CH(chan, info->channel); + CH_INFO_SET_PRI_CH_IDX(chan, info->pri_ch_idx); + CH_INFO_SET_BW(chan, info->bw); + CH_INFO_SET_TIMEOUT(chan, info->timeout); + CH_INFO_SET_ACTION_ID(chan, info->action_id); + CH_INFO_SET_EXTRA_INFO(chan, info->extra_info); + if (info->extra_info) { + EXTRA_CH_INFO_SET_ID(chan, RTW_SCAN_EXTRA_ID_DFS); + EXTRA_CH_INFO_SET_INFO(chan, RTW_SCAN_EXTRA_ACTION_SCAN); + EXTRA_CH_INFO_SET_SIZE(chan, RTW_EX_CH_INFO_SIZE - + RTW_EX_CH_INFO_HDR_SIZE); + EXTRA_CH_INFO_SET_DFS_EXT_TIME(chan, RTW_DFS_CHAN_TIME); + info_size += RTW_EX_CH_INFO_SIZE; + } + list->size += info_size; + list->ch_num++; + + return 0; +} + +static int rtw_add_chan_list(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, + struct rtw_chan_list *list, u8 *buf) +{ + struct cfg80211_scan_request *req = rtwvif->scan_req; + struct rtw_fifo_conf *fifo = &rtwdev->fifo; + struct ieee80211_channel *channel; + int i, ret = 0; + + for (i = 0; i < req->n_channels; i++) { + struct rtw_chan_info ch_info = {0}; + + channel = req->channels[i]; + ch_info.channel = channel->hw_value; + ch_info.bw = RTW_SCAN_WIDTH; + ch_info.pri_ch_idx = RTW_PRI_CH_IDX; + ch_info.timeout = req->duration_mandatory ? + req->duration : RTW_CHANNEL_TIME; + + if (channel->flags & (IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IR)) { + ch_info.action_id = RTW_CHANNEL_RADAR; + ch_info.extra_info = 1; + /* Overwrite duration for passive scans if necessary */ + ch_info.timeout = ch_info.timeout > RTW_PASS_CHAN_TIME ? + ch_info.timeout : RTW_PASS_CHAN_TIME; + } else { + ch_info.action_id = RTW_CHANNEL_ACTIVE; + } + + ret = rtw_add_chan_info(rtwdev, &ch_info, list, buf); + if (ret) + return ret; + } + + if (list->size > fifo->rsvd_pg_num << TX_PAGE_SIZE_SHIFT) { + rtw_err(rtwdev, "List exceeds rsvd page total size\n"); + return -EINVAL; + } + + list->addr = fifo->rsvd_h2c_info_addr + rtwdev->scan_info.probe_pg_size; + ret = rtw_fw_write_data_rsvd_page(rtwdev, list->addr, buf, list->size); + if (ret) + rtw_err(rtwdev, "Download channel list failed\n"); + + return ret; +} + +static void rtw_fw_set_scan_offload(struct rtw_dev *rtwdev, + struct rtw_ch_switch_option *opt, + struct rtw_vif *rtwvif, + struct rtw_chan_list *list) +{ + struct rtw_hw_scan_info *scan_info = &rtwdev->scan_info; + struct cfg80211_scan_request *req = rtwvif->scan_req; + struct rtw_fifo_conf *fifo = &rtwdev->fifo; + /* reserve one dummy page at the beginning for tx descriptor */ + u8 pkt_loc = fifo->rsvd_h2c_info_addr - fifo->rsvd_boundary + 1; + bool random_seq = req->flags & NL80211_SCAN_FLAG_RANDOM_SN; + u8 h2c_pkt[H2C_PKT_SIZE] = {0}; + + rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_SCAN_OFFLOAD); + SET_PKT_H2C_TOTAL_LEN(h2c_pkt, H2C_PKT_CH_SWITCH_LEN); + + SCAN_OFFLOAD_SET_START(h2c_pkt, opt->switch_en); + SCAN_OFFLOAD_SET_BACK_OP_EN(h2c_pkt, opt->back_op_en); + SCAN_OFFLOAD_SET_RANDOM_SEQ_EN(h2c_pkt, random_seq); + SCAN_OFFLOAD_SET_NO_CCK_EN(h2c_pkt, req->no_cck); + SCAN_OFFLOAD_SET_CH_NUM(h2c_pkt, list->ch_num); + SCAN_OFFLOAD_SET_CH_INFO_SIZE(h2c_pkt, list->size); + SCAN_OFFLOAD_SET_CH_INFO_LOC(h2c_pkt, list->addr - fifo->rsvd_boundary); + SCAN_OFFLOAD_SET_OP_CH(h2c_pkt, scan_info->op_chan); + SCAN_OFFLOAD_SET_OP_PRI_CH_IDX(h2c_pkt, scan_info->op_pri_ch_idx); + SCAN_OFFLOAD_SET_OP_BW(h2c_pkt, scan_info->op_bw); + SCAN_OFFLOAD_SET_OP_PORT_ID(h2c_pkt, rtwvif->port); + SCAN_OFFLOAD_SET_OP_DWELL_TIME(h2c_pkt, req->duration_mandatory ? + req->duration : RTW_CHANNEL_TIME); + SCAN_OFFLOAD_SET_OP_GAP_TIME(h2c_pkt, RTW_OFF_CHAN_TIME); + SCAN_OFFLOAD_SET_SSID_NUM(h2c_pkt, req->n_ssids); + SCAN_OFFLOAD_SET_PKT_LOC(h2c_pkt, pkt_loc); + + rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); +} + +void rtw_hw_scan_start(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, + struct ieee80211_scan_request *scan_req) +{ + struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; + struct cfg80211_scan_request *req = &scan_req->req; + u8 mac_addr[ETH_ALEN]; + + rtwdev->scan_info.scanning_vif = vif; + rtwvif->scan_ies = &scan_req->ies; + rtwvif->scan_req = req; + + ieee80211_stop_queues(rtwdev->hw); + if (req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) + get_random_mask_addr(mac_addr, req->mac_addr, + req->mac_addr_mask); + else + ether_addr_copy(mac_addr, vif->addr); + + rtw_core_scan_start(rtwdev, rtwvif, mac_addr, true); + + rtwdev->hal.rcr &= ~BIT_CBSSID_BCN; + rtw_write32(rtwdev, REG_RCR, rtwdev->hal.rcr); +} + +void rtw_hw_scan_complete(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, + bool aborted) +{ + struct cfg80211_scan_info info = { + .aborted = aborted, + }; + struct rtw_vif *rtwvif; + + if (!vif) + return; + + rtwdev->hal.rcr |= BIT_CBSSID_BCN; + rtw_write32(rtwdev, REG_RCR, rtwdev->hal.rcr); + + rtw_core_scan_complete(rtwdev, vif); + + ieee80211_wake_queues(rtwdev->hw); + ieee80211_scan_completed(rtwdev->hw, &info); + + rtwvif = (struct rtw_vif *)vif->drv_priv; + rtwvif->scan_req = NULL; + rtwvif->scan_ies = NULL; + rtwdev->scan_info.scanning_vif = NULL; +} + +static int rtw_hw_scan_prehandle(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, + struct rtw_chan_list *list) +{ + struct cfg80211_scan_request *req = rtwvif->scan_req; + int size = req->n_channels * (RTW_CH_INFO_SIZE + RTW_EX_CH_INFO_SIZE); + u8 *buf; + int ret; + + buf = kmalloc(size, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + ret = rtw_hw_scan_update_probe_req(rtwdev, rtwvif); + if (ret) { + rtw_err(rtwdev, "Update probe request failed\n"); + goto out; + } + + list->buf_size = size; + list->size = 0; + list->ch_num = 0; + ret = rtw_add_chan_list(rtwdev, rtwvif, list, buf); +out: + kfree(buf); + + return ret; +} + +int rtw_hw_scan_offload(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, + bool enable) +{ + struct rtw_vif *rtwvif = vif ? (struct rtw_vif *)vif->drv_priv : NULL; + struct rtw_ch_switch_option cs_option = {0}; + struct rtw_chan_list chan_list = {0}; + int ret = 0; + + if (!rtwvif) + return -EINVAL; + + cs_option.switch_en = enable; + cs_option.back_op_en = rtwvif->net_type == RTW_NET_MGD_LINKED; + if (enable) { + ret = rtw_hw_scan_prehandle(rtwdev, rtwvif, &chan_list); + if (ret) + goto out; + } + rtw_fw_set_scan_offload(rtwdev, &cs_option, rtwvif, &chan_list); +out: + return ret; +} + +void rtw_hw_scan_abort(struct rtw_dev *rtwdev, struct ieee80211_vif *vif) +{ + if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_SCAN_OFFLOAD)) + return; + + rtw_hw_scan_offload(rtwdev, vif, false); + rtw_hw_scan_complete(rtwdev, vif, true); +} + +void rtw_hw_scan_status_report(struct rtw_dev *rtwdev, struct sk_buff *skb) +{ + struct ieee80211_vif *vif = rtwdev->scan_info.scanning_vif; + struct rtw_c2h_cmd *c2h; + bool aborted; + u8 rc; + + if (!test_bit(RTW_FLAG_SCANNING, rtwdev->flags)) + return; + + c2h = get_c2h_from_skb(skb); + rc = GET_SCAN_REPORT_RETURN_CODE(c2h->payload); + aborted = rc != RTW_SCAN_REPORT_SUCCESS; + rtw_hw_scan_complete(rtwdev, vif, aborted); + + if (aborted) + rtw_info(rtwdev, "HW scan aborted with code: %d\n", rc); +} + +void rtw_store_op_chan(struct rtw_dev *rtwdev) +{ + struct rtw_hw_scan_info *scan_info = &rtwdev->scan_info; + struct rtw_hal *hal = &rtwdev->hal; + + scan_info->op_chan = hal->current_channel; + scan_info->op_bw = hal->current_band_width; + scan_info->op_pri_ch_idx = hal->current_primary_channel_index; +} + +static bool rtw_is_op_chan(struct rtw_dev *rtwdev, u8 channel) +{ + struct rtw_hw_scan_info *scan_info = &rtwdev->scan_info; + + return channel == scan_info->op_chan; +} + +void rtw_hw_scan_chan_switch(struct rtw_dev *rtwdev, struct sk_buff *skb) +{ + struct rtw_hal *hal = &rtwdev->hal; + struct rtw_c2h_cmd *c2h; + enum rtw_scan_notify_id id; + u8 chan, status; + + c2h = get_c2h_from_skb(skb); + chan = GET_CHAN_SWITCH_CENTRAL_CH(c2h->payload); + id = GET_CHAN_SWITCH_ID(c2h->payload); + status = GET_CHAN_SWITCH_STATUS(c2h->payload); + + if (id == RTW_SCAN_NOTIFY_ID_POSTSWITCH) { + if (rtw_is_op_chan(rtwdev, chan)) + ieee80211_wake_queues(rtwdev->hw); + hal->current_channel = chan; + hal->current_band_type = chan > 14 ? RTW_BAND_5G : RTW_BAND_2G; + } else if (id == RTW_SCAN_NOTIFY_ID_PRESWITCH) { + if (IS_CH_5G_BAND(chan)) { + rtw_coex_switchband_notify(rtwdev, COEX_SWITCH_TO_5G); + } else if (IS_CH_2G_BAND(chan)) { + u8 chan_type; + + if (test_bit(RTW_FLAG_SCANNING, rtwdev->flags)) + chan_type = COEX_SWITCH_TO_24G; + else + chan_type = COEX_SWITCH_TO_24G_NOFORSCAN; + rtw_coex_switchband_notify(rtwdev, chan_type); + } + if (rtw_is_op_chan(rtwdev, chan)) + ieee80211_stop_queues(rtwdev->hw); + } + + rtw_dbg(rtwdev, RTW_DBG_HW_SCAN, + "Chan switch: %x, id: %x, status: %x\n", chan, id, status); +} diff --git a/drivers/net/wireless/realtek/rtw88/fw.h b/drivers/net/wireless/realtek/rtw88/fw.h index 09c7afb99e63..654c3c2e5721 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.h +++ b/drivers/net/wireless/realtek/rtw88/fw.h @@ -32,6 +32,17 @@ #define SCAN_NOTIFY_TIMEOUT msecs_to_jiffies(10) +#define RTW_CHANNEL_TIME 45 +#define RTW_OFF_CHAN_TIME 100 +#define RTW_PASS_CHAN_TIME 105 +#define RTW_DFS_CHAN_TIME 20 +#define RTW_CH_INFO_SIZE 4 +#define RTW_EX_CH_INFO_SIZE 3 +#define RTW_EX_CH_INFO_HDR_SIZE 2 +#define RTW_SCAN_WIDTH 0 +#define RTW_PRI_CH_IDX 1 +#define RTW_PROBE_PG_CNT 2 + enum rtw_c2h_cmd_id { C2H_CCX_TX_RPT = 0x03, C2H_BT_INFO = 0x09, @@ -48,7 +59,9 @@ enum rtw_c2h_cmd_id { }; enum rtw_c2h_cmd_id_ext { + C2H_SCAN_STATUS_RPT = 0x3, C2H_CCX_RPT = 0x0f, + C2H_CHAN_SWITCH = 0x22, }; struct rtw_c2h_cmd { @@ -98,9 +111,11 @@ enum rtw_fw_feature { FW_FEATURE_LPS_C2H = BIT(1), FW_FEATURE_LCLK = BIT(2), FW_FEATURE_PG = BIT(3), + FW_FEATURE_TX_WAKE = BIT(4), FW_FEATURE_BCN_FILTER = BIT(5), FW_FEATURE_NOTIFY_SCAN = BIT(6), FW_FEATURE_ADAPTIVITY = BIT(7), + FW_FEATURE_SCAN_OFFLOAD = BIT(8), FW_FEATURE_MAX = BIT(31), }; @@ -196,6 +211,51 @@ struct rtw_fw_wow_disconnect_para { u8 retry_count; }; +enum rtw_channel_type { + RTW_CHANNEL_PASSIVE, + RTW_CHANNEL_ACTIVE, + RTW_CHANNEL_RADAR, +}; + +enum rtw_scan_extra_id { + RTW_SCAN_EXTRA_ID_DFS, +}; + +enum rtw_scan_extra_info { + RTW_SCAN_EXTRA_ACTION_SCAN, +}; + +enum rtw_scan_report_code { + RTW_SCAN_REPORT_SUCCESS = 0x00, + RTW_SCAN_REPORT_ERR_PHYDM = 0x01, + RTW_SCAN_REPORT_ERR_ID = 0x02, + RTW_SCAN_REPORT_ERR_TX = 0x03, + RTW_SCAN_REPORT_CANCELED = 0x10, + RTW_SCAN_REPORT_CANCELED_EXT = 0x11, + RTW_SCAN_REPORT_FW_DISABLED = 0xF0, +}; + +enum rtw_scan_notify_id { + RTW_SCAN_NOTIFY_ID_PRESWITCH = 0x00, + RTW_SCAN_NOTIFY_ID_POSTSWITCH = 0x01, + RTW_SCAN_NOTIFY_ID_PROBE_PRETX = 0x02, + RTW_SCAN_NOTIFY_ID_PROBE_ISSUETX = 0x03, + RTW_SCAN_NOTIFY_ID_NULL0_PRETX = 0x04, + RTW_SCAN_NOTIFY_ID_NULL0_ISSUETX = 0x05, + RTW_SCAN_NOTIFY_ID_NULL0_POSTTX = 0x06, + RTW_SCAN_NOTIFY_ID_NULL1_PRETX = 0x07, + RTW_SCAN_NOTIFY_ID_NULL1_ISSUETX = 0x08, + RTW_SCAN_NOTIFY_ID_NULL1_POSTTX = 0x09, + RTW_SCAN_NOTIFY_ID_DWELLEXT = 0x0A, +}; + +enum rtw_scan_notify_status { + RTW_SCAN_NOTIFY_STATUS_SUCCESS = 0x00, + RTW_SCAN_NOTIFY_STATUS_FAILURE = 0x01, + RTW_SCAN_NOTIFY_STATUS_RESOURCE = 0x02, + RTW_SCAN_NOTIFY_STATUS_TIMEOUT = 0x03, +}; + struct rtw_ch_switch_option { u8 periodic_option; u32 tsf_high; @@ -209,6 +269,8 @@ struct rtw_ch_switch_option { u8 slow_period; u8 slow_period_sel; u8 nlo_en; + bool switch_en; + bool back_op_en; }; struct rtw_fw_hdr { @@ -265,6 +327,11 @@ struct rtw_fw_hdr_legacy { #define GET_CCX_REPORT_SEQNUM_V1(c2h_payload) (c2h_payload[8] & 0xfc) #define GET_CCX_REPORT_STATUS_V1(c2h_payload) (c2h_payload[9] & 0xc0) +#define GET_SCAN_REPORT_RETURN_CODE(c2h_payload) (c2h_payload[2] & 0xff) + +#define GET_CHAN_SWITCH_CENTRAL_CH(c2h_payload) (c2h_payload[2]) +#define GET_CHAN_SWITCH_ID(c2h_payload) (c2h_payload[3]) +#define GET_CHAN_SWITCH_STATUS(c2h_payload) (c2h_payload[4]) #define GET_RA_REPORT_RATE(c2h_payload) (c2h_payload[0] & 0x7f) #define GET_RA_REPORT_SGI(c2h_payload) ((c2h_payload[0] & 0x80) >> 7) #define GET_RA_REPORT_BW(c2h_payload) (c2h_payload[6]) @@ -284,6 +351,7 @@ struct rtw_fw_hdr_legacy { #define H2C_PKT_CH_SWITCH 0x02 #define H2C_PKT_UPDATE_PKT 0x0C +#define H2C_PKT_SCAN_OFFLOAD 0x19 #define H2C_PKT_CH_SWITCH_LEN 0x20 #define H2C_PKT_UPDATE_PKT_LEN 0x4 @@ -334,6 +402,30 @@ static inline void rtw_h2c_pkt_set_header(u8 *h2c_pkt, u8 sub_id) le32p_replace_bits((__le32 *)(pkt) + 0x00, value, GENMASK(23, 16)) #define CHSW_INFO_SET_ACTION_ID(pkt, value) \ le32p_replace_bits((__le32 *)(pkt) + 0x00, value, GENMASK(30, 24)) +#define CHSW_INFO_SET_EXTRA_INFO(pkt, value) \ + le32p_replace_bits((__le32 *)(pkt) + 0x00, value, BIT(31)) + +#define CH_INFO_SET_CH(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x00, value, GENMASK(7, 0)) +#define CH_INFO_SET_PRI_CH_IDX(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x01, value, GENMASK(3, 0)) +#define CH_INFO_SET_BW(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x01, value, GENMASK(7, 4)) +#define CH_INFO_SET_TIMEOUT(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x02, value, GENMASK(7, 0)) +#define CH_INFO_SET_ACTION_ID(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x03, value, GENMASK(6, 0)) +#define CH_INFO_SET_EXTRA_INFO(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x03, value, BIT(7)) + +#define EXTRA_CH_INFO_SET_ID(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x04, value, GENMASK(6, 0)) +#define EXTRA_CH_INFO_SET_INFO(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x04, value, BIT(7)) +#define EXTRA_CH_INFO_SET_SIZE(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x05, value, GENMASK(7, 0)) +#define EXTRA_CH_INFO_SET_DFS_EXT_TIME(pkt, value) \ + u8p_replace_bits((u8 *)(pkt) + 0x06, value, GENMASK(7, 0)) #define UPDATE_PKT_SET_SIZE(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(15, 0)) @@ -350,12 +442,18 @@ static inline void rtw_h2c_pkt_set_header(u8 *h2c_pkt, u8 sub_id) le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(2)) #define CH_SWITCH_SET_PERIODIC_OPT(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(4, 3)) +#define CH_SWITCH_SET_SCAN_MODE(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(5)) +#define CH_SWITCH_SET_BACK_OP_EN(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(6)) #define CH_SWITCH_SET_INFO_LOC(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(15, 8)) #define CH_SWITCH_SET_CH_NUM(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(23, 16)) #define CH_SWITCH_SET_PRI_CH_IDX(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(27, 24)) +#define CH_SWITCH_SET_DEST_BW(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(31, 28)) #define CH_SWITCH_SET_DEST_CH(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x03, value, GENMASK(7, 0)) #define CH_SWITCH_SET_NORMAL_PERIOD(h2c_pkt, value) \ @@ -375,6 +473,41 @@ static inline void rtw_h2c_pkt_set_header(u8 *h2c_pkt, u8 sub_id) #define CH_SWITCH_SET_INFO_SIZE(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x06, value, GENMASK(15, 0)) +#define SCAN_OFFLOAD_SET_START(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(0)) +#define SCAN_OFFLOAD_SET_BACK_OP_EN(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(1)) +#define SCAN_OFFLOAD_SET_RANDOM_SEQ_EN(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(2)) +#define SCAN_OFFLOAD_SET_NO_CCK_EN(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(3)) +#define SCAN_OFFLOAD_SET_VERBOSE(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, BIT(4)) +#define SCAN_OFFLOAD_SET_CH_NUM(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(15, 8)) +#define SCAN_OFFLOAD_SET_CH_INFO_SIZE(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x02, value, GENMASK(31, 16)) +#define SCAN_OFFLOAD_SET_CH_INFO_LOC(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x03, value, GENMASK(7, 0)) +#define SCAN_OFFLOAD_SET_OP_CH(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x03, value, GENMASK(15, 8)) +#define SCAN_OFFLOAD_SET_OP_PRI_CH_IDX(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x03, value, GENMASK(19, 16)) +#define SCAN_OFFLOAD_SET_OP_BW(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x03, value, GENMASK(23, 20)) +#define SCAN_OFFLOAD_SET_OP_PORT_ID(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x03, value, GENMASK(26, 24)) +#define SCAN_OFFLOAD_SET_OP_DWELL_TIME(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x04, value, GENMASK(15, 0)) +#define SCAN_OFFLOAD_SET_OP_GAP_TIME(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x04, value, GENMASK(31, 16)) +#define SCAN_OFFLOAD_SET_MODE(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x05, value, GENMASK(3, 0)) +#define SCAN_OFFLOAD_SET_SSID_NUM(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x05, value, GENMASK(7, 4)) +#define SCAN_OFFLOAD_SET_PKT_LOC(h2c_pkt, value) \ + le32p_replace_bits((__le32 *)(h2c_pkt) + 0x05, value, GENMASK(15, 8)) + /* Command H2C */ #define H2C_CMD_RSVD_PAGE 0x0 #define H2C_CMD_MEDIA_STATUS_RPT 0x01 @@ -686,4 +819,14 @@ int rtw_fw_dump_fifo(struct rtw_dev *rtwdev, u8 fifo_sel, u32 addr, u32 size, u32 *buffer); void rtw_fw_scan_notify(struct rtw_dev *rtwdev, bool start); void rtw_fw_adaptivity(struct rtw_dev *rtwdev); +void rtw_store_op_chan(struct rtw_dev *rtwdev); +void rtw_hw_scan_start(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, + struct ieee80211_scan_request *req); +void rtw_hw_scan_complete(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, + bool aborted); +int rtw_hw_scan_offload(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, + bool enable); +void rtw_hw_scan_status_report(struct rtw_dev *rtwdev, struct sk_buff *skb); +void rtw_hw_scan_chan_switch(struct rtw_dev *rtwdev, struct sk_buff *skb); +void rtw_hw_scan_abort(struct rtw_dev *rtwdev, struct ieee80211_vif *vif); #endif diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index 6f5629852416..ae7d97de5fdf 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -13,6 +13,7 @@ #include "bf.h" #include "debug.h" #include "wow.h" +#include "sar.h" static void rtw_ops_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, @@ -161,6 +162,7 @@ static int rtw_ops_add_interface(struct ieee80211_hw *hw, rtwvif->stats.rx_unicast = 0; rtwvif->stats.tx_cnt = 0; rtwvif->stats.rx_cnt = 0; + rtwvif->scan_req = NULL; memset(&rtwvif->bfee, 0, sizeof(struct rtw_bfee)); rtwvif->conf = &rtw_vif_port[port]; rtw_txq_init(rtwdev, vif->txq); @@ -372,9 +374,15 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, rtw_coex_media_status_notify(rtwdev, conf->assoc); if (rtw_bf_support) rtw_bf_assoc(rtwdev, vif, conf); + rtw_store_op_chan(rtwdev); } else { rtw_leave_lps(rtwdev); rtw_bf_disassoc(rtwdev, vif, conf); + /* Abort ongoing scan if cancel_scan isn't issued + * when disconnected by peer + */ + if (test_bit(RTW_FLAG_SCANNING, rtwdev->flags)) + rtw_hw_scan_abort(rtwdev, vif); } config |= PORT_SET_NET_TYPE; @@ -594,22 +602,9 @@ static void rtw_ops_sw_scan_start(struct ieee80211_hw *hw, { struct rtw_dev *rtwdev = hw->priv; struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; - u32 config = 0; mutex_lock(&rtwdev->mutex); - - rtw_leave_lps(rtwdev); - - ether_addr_copy(rtwvif->mac_addr, mac_addr); - config |= PORT_SET_MAC_ADDR; - rtw_vif_port_config(rtwdev, rtwvif, config); - - rtw_coex_scan_notify(rtwdev, COEX_SCAN_START); - rtw_core_fw_scan_notify(rtwdev, true); - - set_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); - set_bit(RTW_FLAG_SCANNING, rtwdev->flags); - + rtw_core_scan_start(rtwdev, rtwvif, mac_addr, false); mutex_unlock(&rtwdev->mutex); } @@ -617,22 +612,9 @@ static void rtw_ops_sw_scan_complete(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct rtw_dev *rtwdev = hw->priv; - struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; - u32 config = 0; mutex_lock(&rtwdev->mutex); - - clear_bit(RTW_FLAG_SCANNING, rtwdev->flags); - clear_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); - - rtw_core_fw_scan_notify(rtwdev, false); - - ether_addr_copy(rtwvif->mac_addr, vif->addr); - config |= PORT_SET_MAC_ADDR; - rtw_vif_port_config(rtwdev, rtwvif, config); - - rtw_coex_scan_notify(rtwdev, COEX_SCAN_FINISH); - + rtw_core_scan_complete(rtwdev, vif); mutex_unlock(&rtwdev->mutex); } @@ -815,6 +797,56 @@ static void rtw_reconfig_complete(struct ieee80211_hw *hw, mutex_unlock(&rtwdev->mutex); } +static int rtw_ops_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_scan_request *req) +{ + struct rtw_dev *rtwdev = hw->priv; + int ret; + + if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_SCAN_OFFLOAD)) + return 1; + + if (test_bit(RTW_FLAG_SCANNING, rtwdev->flags)) + return -EBUSY; + + mutex_lock(&rtwdev->mutex); + rtw_hw_scan_start(rtwdev, vif, req); + ret = rtw_hw_scan_offload(rtwdev, vif, true); + if (ret) { + rtw_hw_scan_abort(rtwdev, vif); + rtw_err(rtwdev, "HW scan failed with status: %d\n", ret); + } + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static void rtw_ops_cancel_hw_scan(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct rtw_dev *rtwdev = hw->priv; + + if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_SCAN_OFFLOAD)) + return; + + if (!test_bit(RTW_FLAG_SCANNING, rtwdev->flags)) + return; + + mutex_lock(&rtwdev->mutex); + rtw_hw_scan_abort(rtwdev, vif); + mutex_unlock(&rtwdev->mutex); +} + +static int rtw_ops_set_sar_specs(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct rtw_dev *rtwdev = hw->priv; + + rtw_set_sar_specs(rtwdev, sar); + + return 0; +} + const struct ieee80211_ops rtw_ops = { .tx = rtw_ops_tx, .wake_tx_queue = rtw_ops_wake_tx_queue, @@ -842,6 +874,9 @@ const struct ieee80211_ops rtw_ops = { .set_antenna = rtw_ops_set_antenna, .get_antenna = rtw_ops_get_antenna, .reconfig_complete = rtw_reconfig_complete, + .hw_scan = rtw_ops_hw_scan, + .cancel_hw_scan = rtw_ops_cancel_hw_scan, + .set_sar_specs = rtw_ops_set_sar_specs, #ifdef CONFIG_PM .suspend = rtw_ops_suspend, .resume = rtw_ops_resume, diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 78fcbc20942d..38252113c4a8 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -17,6 +17,7 @@ #include "tx.h" #include "debug.h" #include "bf.h" +#include "sar.h" bool rtw_disable_lps_deep_mode; EXPORT_SYMBOL(rtw_disable_lps_deep_mode); @@ -637,6 +638,19 @@ static void rtw_txq_ba_work(struct work_struct *work) rtw_iterate_stas_atomic(rtwdev, rtw_txq_ba_iter, &data); } +void rtw_set_rx_freq_band(struct rtw_rx_pkt_stat *pkt_stat, u8 channel) +{ + if (IS_CH_2G_BAND(channel)) + pkt_stat->band = NL80211_BAND_2GHZ; + else if (IS_CH_5G_BAND(channel)) + pkt_stat->band = NL80211_BAND_5GHZ; + else + return; + + pkt_stat->freq = ieee80211_channel_to_frequency(channel, pkt_stat->band); +} +EXPORT_SYMBOL(rtw_set_rx_freq_band); + void rtw_get_channel_params(struct cfg80211_chan_def *chandef, struct rtw_channel_params *chan_params) { @@ -735,8 +749,28 @@ void rtw_set_channel(struct rtw_dev *rtwdev) hal->current_band_width = bandwidth; hal->current_channel = center_chan; + hal->current_primary_channel_index = primary_chan_idx; hal->current_band_type = center_chan > 14 ? RTW_BAND_5G : RTW_BAND_2G; + switch (center_chan) { + case 1 ... 14: + hal->sar_band = RTW_SAR_BAND_0; + break; + case 36 ... 64: + hal->sar_band = RTW_SAR_BAND_1; + break; + case 100 ... 144: + hal->sar_band = RTW_SAR_BAND_3; + break; + case 149 ... 177: + hal->sar_band = RTW_SAR_BAND_4; + break; + default: + WARN(1, "unknown ch(%u) to SAR band\n", center_chan); + hal->sar_band = RTW_SAR_BAND_0; + break; + } + for (i = RTW_CHANNEL_WIDTH_20; i <= RTW_MAX_CHANNEL_WIDTH; i++) hal->cch_by_bw[i] = ch_param.cch_by_bw[i]; @@ -1278,6 +1312,50 @@ void rtw_core_fw_scan_notify(struct rtw_dev *rtwdev, bool start) } } +void rtw_core_scan_start(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, + const u8 *mac_addr, bool hw_scan) +{ + u32 config = 0; + int ret = 0; + + rtw_leave_lps(rtwdev); + + if (hw_scan && rtwvif->net_type == RTW_NET_NO_LINK) { + ret = rtw_leave_ips(rtwdev); + if (ret) { + rtw_err(rtwdev, "failed to leave idle state\n"); + return; + } + } + + ether_addr_copy(rtwvif->mac_addr, mac_addr); + config |= PORT_SET_MAC_ADDR; + rtw_vif_port_config(rtwdev, rtwvif, config); + + rtw_coex_scan_notify(rtwdev, COEX_SCAN_START); + rtw_core_fw_scan_notify(rtwdev, true); + + set_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); + set_bit(RTW_FLAG_SCANNING, rtwdev->flags); +} + +void rtw_core_scan_complete(struct rtw_dev *rtwdev, struct ieee80211_vif *vif) +{ + struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; + u32 config = 0; + + clear_bit(RTW_FLAG_SCANNING, rtwdev->flags); + clear_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); + + rtw_core_fw_scan_notify(rtwdev, false); + + ether_addr_copy(rtwvif->mac_addr, vif->addr); + config |= PORT_SET_MAC_ADDR; + rtw_vif_port_config(rtwdev, rtwvif, config); + + rtw_coex_scan_notify(rtwdev, COEX_SCAN_FINISH); +} + int rtw_core_start(struct rtw_dev *rtwdev) { int ret; @@ -1869,7 +1947,7 @@ int rtw_core_init(struct rtw_dev *rtwdev) /* default rx filter setting */ rtwdev->hal.rcr = BIT_APP_FCS | BIT_APP_MIC | BIT_APP_ICV | - BIT_HTC_LOC_CTRL | BIT_APP_PHYSTS | + BIT_PKTCTL_DLEN | BIT_HTC_LOC_CTRL | BIT_APP_PHYSTS | BIT_AB | BIT_AM | BIT_APM; ret = rtw_load_firmware(rtwdev, RTW_NORMAL_FW); @@ -1952,6 +2030,7 @@ int rtw_register_hw(struct rtw_dev *rtwdev, struct ieee80211_hw *hw) ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU); ieee80211_hw_set(hw, HAS_RATE_CONTROL); ieee80211_hw_set(hw, TX_AMSDU); + ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS); hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | @@ -1964,8 +2043,12 @@ int rtw_register_hw(struct rtw_dev *rtwdev, struct ieee80211_hw *hw) WIPHY_FLAG_TDLS_EXTERNAL_SETUP; hw->wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR; + hw->wiphy->max_scan_ssids = RTW_SCAN_MAX_SSIDS; + hw->wiphy->max_scan_ie_len = RTW_SCAN_MAX_IE_LEN; wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0); + wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_SCAN_RANDOM_SN); + wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_SET_SCAN_DWELL); #ifdef CONFIG_PM hw->wiphy->wowlan = rtwdev->chip->wowlan_stub; @@ -1974,6 +2057,8 @@ int rtw_register_hw(struct rtw_dev *rtwdev, struct ieee80211_hw *hw) rtw_set_supported_band(hw, rtwdev->chip); SET_IEEE80211_PERM_ADDR(hw, rtwdev->efuse.addr); + hw->wiphy->sar_capa = &rtw_sar_capa; + ret = rtw_regd_init(rtwdev); if (ret) { rtw_err(rtwdev, "failed to init regd\n"); diff --git a/drivers/net/wireless/realtek/rtw88/main.h b/drivers/net/wireless/realtek/rtw88/main.h index 5e043101ee74..dc1cd9bd4b8a 100644 --- a/drivers/net/wireless/realtek/rtw88/main.h +++ b/drivers/net/wireless/realtek/rtw88/main.h @@ -22,6 +22,9 @@ #define RTW_MAX_SEC_CAM_NUM 32 #define MAX_PG_CAM_BACKUP_NUM 8 +#define RTW_SCAN_MAX_SSIDS 4 +#define RTW_SCAN_MAX_IE_LEN 128 + #define RTW_MAX_PATTERN_NUM 12 #define RTW_MAX_PATTERN_MASK_SIZE 16 #define RTW_MAX_PATTERN_SIZE 128 @@ -81,11 +84,9 @@ struct rtw_hci { IS_CH_5G_BAND_3(channel) || IS_CH_5G_BAND_4(channel)) enum rtw_supported_band { - RTW_BAND_2G = 1 << 0, - RTW_BAND_5G = 1 << 1, - RTW_BAND_60G = 1 << 2, - - RTW_BAND_MAX, + RTW_BAND_2G = BIT(NL80211_BAND_2GHZ), + RTW_BAND_5G = BIT(NL80211_BAND_5GHZ), + RTW_BAND_60G = BIT(NL80211_BAND_60GHZ), }; /* now, support upto 80M bw */ @@ -630,6 +631,8 @@ struct rtw_rx_pkt_stat { s8 rx_snr[RTW_RF_PATH_MAX]; u8 rx_evm[RTW_RF_PATH_MAX]; s8 cfo_tail[RTW_RF_PATH_MAX]; + u16 freq; + u8 band; struct rtw_sta_info *si; struct ieee80211_vif *vif; @@ -800,6 +803,8 @@ struct rtw_vif { struct list_head rsvd_page_list; struct ieee80211_tx_queue_params tx_params[IEEE80211_NUM_ACS]; const struct rtw_vif_port *conf; + struct cfg80211_scan_request *scan_req; + struct ieee80211_scan_ies *scan_ies; struct rtw_traffic_stats stats; @@ -1808,6 +1813,33 @@ struct rtw_fw_state { u32 feature; }; +enum rtw_sar_sources { + RTW_SAR_SOURCE_NONE, + RTW_SAR_SOURCE_COMMON, +}; + +enum rtw_sar_bands { + RTW_SAR_BAND_0, + RTW_SAR_BAND_1, + /* RTW_SAR_BAND_2, not used now */ + RTW_SAR_BAND_3, + RTW_SAR_BAND_4, + + RTW_SAR_BAND_NR, +}; + +/* the union is reserved for other knids of SAR sources + * which might not re-use same format with array common. + */ +union rtw_sar_cfg { + s8 common[RTW_SAR_BAND_NR]; +}; + +struct rtw_sar { + enum rtw_sar_sources src; + union rtw_sar_cfg cfg[RTW_RF_PATH_MAX][RTW_RATE_SECTION_MAX]; +}; + struct rtw_hal { u32 rcr; @@ -1819,6 +1851,7 @@ struct rtw_hal { u8 ps_mode; u8 current_channel; + u8 current_primary_channel_index; u8 current_band_width; u8 current_band_type; @@ -1855,6 +1888,9 @@ struct rtw_hal { [RTW_MAX_CHANNEL_NUM_5G]; s8 tx_pwr_tbl[RTW_RF_PATH_MAX] [DESC_RATE_MAX]; + + enum rtw_sar_bands sar_band; + struct rtw_sar sar; }; struct rtw_path_div { @@ -1865,12 +1901,37 @@ struct rtw_path_div { u16 path_b_cnt; }; +struct rtw_chan_info { + int pri_ch_idx; + int action_id; + int bw; + u8 extra_info; + u8 channel; + u16 timeout; +}; + +struct rtw_chan_list { + u32 buf_size; + u32 ch_num; + u32 size; + u16 addr; +}; + +struct rtw_hw_scan_info { + struct ieee80211_vif *scanning_vif; + u8 probe_pg_size; + u8 op_pri_ch_idx; + u8 op_chan; + u8 op_bw; +}; + struct rtw_dev { struct ieee80211_hw *hw; struct device *dev; struct rtw_hci hci; + struct rtw_hw_scan_info scan_info; struct rtw_chip_info *chip; struct rtw_hal hal; struct rtw_fifo_conf fifo; @@ -2023,6 +2084,7 @@ static inline int rtw_chip_dump_fw_crash(struct rtw_dev *rtwdev) return 0; } +void rtw_set_rx_freq_band(struct rtw_rx_pkt_stat *pkt_stat, u8 channel); void rtw_get_channel_params(struct cfg80211_chan_def *chandef, struct rtw_channel_params *ch_param); bool check_hw_ready(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 target); @@ -2037,6 +2099,9 @@ void rtw_vif_port_config(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, u32 config); void rtw_tx_report_purge_timer(struct timer_list *t); void rtw_update_sta_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si); +void rtw_core_scan_start(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, + const u8 *mac_addr, bool hw_scan); +void rtw_core_scan_complete(struct rtw_dev *rtwdev, struct ieee80211_vif *vif); int rtw_core_start(struct rtw_dev *rtwdev); void rtw_core_stop(struct rtw_dev *rtwdev); int rtw_chip_info_setup(struct rtw_dev *rtwdev); diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index 3b367c9085eb..a0991d3f15c0 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -2,7 +2,6 @@ /* Copyright(c) 2018-2019 Realtek Corporation */ -#include <linux/dmi.h> #include <linux/module.h> #include <linux/pci.h> #include "main.h" @@ -612,6 +611,9 @@ static void rtw_pci_deep_ps_enter(struct rtw_dev *rtwdev) bool tx_empty = true; u8 queue; + if (rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_TX_WAKE)) + goto enter_deep_ps; + lockdep_assert_held(&rtwpci->irq_lock); /* Deep PS state is not allowed to TX-DMA */ @@ -637,7 +639,7 @@ static void rtw_pci_deep_ps_enter(struct rtw_dev *rtwdev) "TX path not empty, cannot enter deep power save state\n"); return; } - +enter_deep_ps: set_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags); rtw_power_mode_change(rtwdev, true); } @@ -808,7 +810,8 @@ static void rtw_pci_tx_kick_off_queue(struct rtw_dev *rtwdev, u8 queue) bd_idx = rtw_pci_tx_queue_idx_addr[queue]; spin_lock_bh(&rtwpci->irq_lock); - rtw_pci_deep_ps_leave(rtwdev); + if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_TX_WAKE)) + rtw_pci_deep_ps_leave(rtwdev); rtw_write16(rtwdev, bd_idx, ring->r.wp & TRX_BD_IDX_MASK); spin_unlock_bh(&rtwpci->irq_lock); } @@ -1409,7 +1412,11 @@ static void rtw_pci_link_ps(struct rtw_dev *rtwdev, bool enter) * throughput. This is probably because the ASPM behavior slightly * varies from different SOC. */ - if (rtwpci->link_ctrl & PCI_EXP_LNKCTL_ASPM_L1) + if (!(rtwpci->link_ctrl & PCI_EXP_LNKCTL_ASPM_L1)) + return; + + if ((enter && atomic_dec_if_positive(&rtwpci->link_usage) == 0) || + (!enter && atomic_inc_return(&rtwpci->link_usage) == 1)) rtw_pci_aspm_set(rtwdev, enter); } @@ -1658,6 +1665,9 @@ static int rtw_pci_napi_poll(struct napi_struct *napi, int budget) priv); int work_done = 0; + if (rtwpci->rx_no_aspm) + rtw_pci_link_ps(rtwdev, false); + while (work_done < budget) { u32 work_done_once; @@ -1681,6 +1691,8 @@ static int rtw_pci_napi_poll(struct napi_struct *napi, int budget) if (rtw_pci_get_hw_rx_ring_nr(rtwdev, rtwpci)) napi_schedule(napi); } + if (rtwpci->rx_no_aspm) + rtw_pci_link_ps(rtwdev, true); return work_done; } @@ -1702,59 +1714,13 @@ static void rtw_pci_napi_deinit(struct rtw_dev *rtwdev) netif_napi_del(&rtwpci->napi); } -enum rtw88_quirk_dis_pci_caps { - QUIRK_DIS_PCI_CAP_MSI, - QUIRK_DIS_PCI_CAP_ASPM, -}; - -static int disable_pci_caps(const struct dmi_system_id *dmi) -{ - uintptr_t dis_caps = (uintptr_t)dmi->driver_data; - - if (dis_caps & BIT(QUIRK_DIS_PCI_CAP_MSI)) - rtw_disable_msi = true; - if (dis_caps & BIT(QUIRK_DIS_PCI_CAP_ASPM)) - rtw_pci_disable_aspm = true; - - return 1; -} - -static const struct dmi_system_id rtw88_pci_quirks[] = { - { - .callback = disable_pci_caps, - .ident = "Protempo Ltd L116HTN6SPW", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Protempo Ltd"), - DMI_MATCH(DMI_PRODUCT_NAME, "L116HTN6SPW"), - }, - .driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM), - }, - { - .callback = disable_pci_caps, - .ident = "HP HP Pavilion Laptop 14-ce0xxx", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "HP"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Laptop 14-ce0xxx"), - }, - .driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM), - }, - { - .callback = disable_pci_caps, - .ident = "HP HP 250 G7 Notebook PC", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "HP"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP 250 G7 Notebook PC"), - }, - .driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM), - }, - {} -}; - int rtw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { + struct pci_dev *bridge = pci_upstream_bridge(pdev); struct ieee80211_hw *hw; struct rtw_dev *rtwdev; + struct rtw_pci *rtwpci; int drv_data_size; int ret; @@ -1772,6 +1738,9 @@ int rtw_pci_probe(struct pci_dev *pdev, rtwdev->hci.ops = &rtw_pci_ops; rtwdev->hci.type = RTW_HCI_TYPE_PCIE; + rtwpci = (struct rtw_pci *)rtwdev->priv; + atomic_set(&rtwpci->link_usage, 1); + ret = rtw_core_init(rtwdev); if (ret) goto err_release_hw; @@ -1800,7 +1769,10 @@ int rtw_pci_probe(struct pci_dev *pdev, goto err_destroy_pci; } - dmi_check_system(rtw88_pci_quirks); + /* Disable PCIe ASPM L1 while doing NAPI poll for 8821CE */ + if (pdev->device == 0xc821 && bridge->vendor == PCI_VENDOR_ID_INTEL) + rtwpci->rx_no_aspm = true; + rtw_pci_phy_cfg(rtwdev); ret = rtw_register_hw(rtwdev, hw); diff --git a/drivers/net/wireless/realtek/rtw88/pci.h b/drivers/net/wireless/realtek/rtw88/pci.h index 66f78eb7757c..0c37efd8c66f 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.h +++ b/drivers/net/wireless/realtek/rtw88/pci.h @@ -223,6 +223,8 @@ struct rtw_pci { struct rtw_pci_tx_ring tx_rings[RTK_MAX_TX_QUEUE_NUM]; struct rtw_pci_rx_ring rx_rings[RTK_MAX_RX_QUEUE_NUM]; u16 link_ctrl; + atomic_t link_usage; + bool rx_no_aspm; DECLARE_BITMAP(flags, NUM_OF_RTW_PCI_FLAGS); void __iomem *mmap; diff --git a/drivers/net/wireless/realtek/rtw88/phy.c b/drivers/net/wireless/realtek/rtw88/phy.c index bfddfcbe63f5..e505d17f107e 100644 --- a/drivers/net/wireless/realtek/rtw88/phy.c +++ b/drivers/net/wireless/realtek/rtw88/phy.c @@ -10,6 +10,7 @@ #include "phy.h" #include "debug.h" #include "regd.h" +#include "sar.h" struct phy_cfg_pair { u32 addr; @@ -2004,6 +2005,25 @@ static u8 rtw_phy_get_5g_tx_power_index(struct rtw_dev *rtwdev, return tx_power; } +/* return RTW_RATE_SECTION_MAX to indicate rate is invalid */ +static u8 rtw_phy_rate_to_rate_section(u8 rate) +{ + if (rate >= DESC_RATE1M && rate <= DESC_RATE11M) + return RTW_RATE_SECTION_CCK; + else if (rate >= DESC_RATE6M && rate <= DESC_RATE54M) + return RTW_RATE_SECTION_OFDM; + else if (rate >= DESC_RATEMCS0 && rate <= DESC_RATEMCS7) + return RTW_RATE_SECTION_HT_1S; + else if (rate >= DESC_RATEMCS8 && rate <= DESC_RATEMCS15) + return RTW_RATE_SECTION_HT_2S; + else if (rate >= DESC_RATEVHT1SS_MCS0 && rate <= DESC_RATEVHT1SS_MCS9) + return RTW_RATE_SECTION_VHT_1S; + else if (rate >= DESC_RATEVHT2SS_MCS0 && rate <= DESC_RATEVHT2SS_MCS9) + return RTW_RATE_SECTION_VHT_2S; + else + return RTW_RATE_SECTION_MAX; +} + static s8 rtw_phy_get_tx_power_limit(struct rtw_dev *rtwdev, u8 band, enum rtw_bandwidth bw, u8 rf_path, u8 rate, u8 channel, u8 regd) @@ -2011,7 +2031,7 @@ static s8 rtw_phy_get_tx_power_limit(struct rtw_dev *rtwdev, u8 band, struct rtw_hal *hal = &rtwdev->hal; u8 *cch_by_bw = hal->cch_by_bw; s8 power_limit = (s8)rtwdev->chip->max_power_index; - u8 rs; + u8 rs = rtw_phy_rate_to_rate_section(rate); int ch_idx; u8 cur_bw, cur_ch; s8 cur_lmt; @@ -2019,19 +2039,7 @@ static s8 rtw_phy_get_tx_power_limit(struct rtw_dev *rtwdev, u8 band, if (regd > RTW_REGD_WW) return power_limit; - if (rate >= DESC_RATE1M && rate <= DESC_RATE11M) - rs = RTW_RATE_SECTION_CCK; - else if (rate >= DESC_RATE6M && rate <= DESC_RATE54M) - rs = RTW_RATE_SECTION_OFDM; - else if (rate >= DESC_RATEMCS0 && rate <= DESC_RATEMCS7) - rs = RTW_RATE_SECTION_HT_1S; - else if (rate >= DESC_RATEMCS8 && rate <= DESC_RATEMCS15) - rs = RTW_RATE_SECTION_HT_2S; - else if (rate >= DESC_RATEVHT1SS_MCS0 && rate <= DESC_RATEVHT1SS_MCS9) - rs = RTW_RATE_SECTION_VHT_1S; - else if (rate >= DESC_RATEVHT2SS_MCS0 && rate <= DESC_RATEVHT2SS_MCS9) - rs = RTW_RATE_SECTION_VHT_2S; - else + if (rs == RTW_RATE_SECTION_MAX) goto err; /* only 20M BW with cck and ofdm */ @@ -2065,6 +2073,27 @@ err: return (s8)rtwdev->chip->max_power_index; } +static s8 rtw_phy_get_tx_power_sar(struct rtw_dev *rtwdev, u8 sar_band, + u8 rf_path, u8 rate) +{ + u8 rs = rtw_phy_rate_to_rate_section(rate); + struct rtw_sar_arg arg = { + .sar_band = sar_band, + .path = rf_path, + .rs = rs, + }; + + if (rs == RTW_RATE_SECTION_MAX) + goto err; + + return rtw_query_sar(rtwdev, &arg); + +err: + WARN(1, "invalid arguments, sar_band=%d, path=%d, rate=%d\n", + sar_band, rf_path, rate); + return (s8)rtwdev->chip->max_power_index; +} + void rtw_get_tx_power_params(struct rtw_dev *rtwdev, u8 path, u8 rate, u8 bw, u8 ch, u8 regd, struct rtw_power_params *pwr_param) { @@ -2076,6 +2105,7 @@ void rtw_get_tx_power_params(struct rtw_dev *rtwdev, u8 path, u8 rate, u8 bw, s8 *offset = &pwr_param->pwr_offset; s8 *limit = &pwr_param->pwr_limit; s8 *remnant = &pwr_param->pwr_remnant; + s8 *sar = &pwr_param->pwr_sar; pwr_idx = &rtwdev->efuse.txpwr_idx_table[path]; group = rtw_get_channel_group(ch, rate); @@ -2099,6 +2129,7 @@ void rtw_get_tx_power_params(struct rtw_dev *rtwdev, u8 path, u8 rate, u8 bw, rate, ch, regd); *remnant = (rate <= DESC_RATE11M ? dm_info->txagc_remnant_cck : dm_info->txagc_remnant_ofdm); + *sar = rtw_phy_get_tx_power_sar(rtwdev, hal->sar_band, path, rate); } u8 @@ -2113,7 +2144,9 @@ rtw_phy_get_tx_power_index(struct rtw_dev *rtwdev, u8 rf_path, u8 rate, channel, regd, &pwr_param); tx_power = pwr_param.pwr_base; - offset = min_t(s8, pwr_param.pwr_offset, pwr_param.pwr_limit); + offset = min3(pwr_param.pwr_offset, + pwr_param.pwr_limit, + pwr_param.pwr_sar); if (rtwdev->chip->en_dis_dpd) offset += rtw_phy_get_dis_dpd_by_rate_diff(rtwdev, rate); diff --git a/drivers/net/wireless/realtek/rtw88/phy.h b/drivers/net/wireless/realtek/rtw88/phy.h index 02d1ec47ffb1..b6c5ae60a462 100644 --- a/drivers/net/wireless/realtek/rtw88/phy.h +++ b/drivers/net/wireless/realtek/rtw88/phy.h @@ -148,6 +148,7 @@ struct rtw_power_params { s8 pwr_offset; s8 pwr_limit; s8 pwr_remnant; + s8 pwr_sar; }; void diff --git a/drivers/net/wireless/realtek/rtw88/ps.c b/drivers/net/wireless/realtek/rtw88/ps.c index 3f0ac33156d6..bfa64c038f5f 100644 --- a/drivers/net/wireless/realtek/rtw88/ps.c +++ b/drivers/net/wireless/realtek/rtw88/ps.c @@ -83,6 +83,9 @@ void rtw_power_mode_change(struct rtw_dev *rtwdev, bool enter) /* Each request require an ack from firmware */ request |= POWER_MODE_ACK; + if (rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_TX_WAKE)) + request |= POWER_TX_WAKE; + rtw_write8(rtwdev, rtwdev->hci.rpwm_addr, request); /* Check firmware get the power requset and ack via cpwm register */ diff --git a/drivers/net/wireless/realtek/rtw88/ps.h b/drivers/net/wireless/realtek/rtw88/ps.h index 7819391c8663..c194386f6db5 100644 --- a/drivers/net/wireless/realtek/rtw88/ps.h +++ b/drivers/net/wireless/realtek/rtw88/ps.h @@ -9,6 +9,7 @@ #define POWER_MODE_ACK BIT(6) #define POWER_MODE_PG BIT(4) +#define POWER_TX_WAKE BIT(1) #define POWER_MODE_LCLK BIT(0) #define LEAVE_LPS_TRY_CNT 5 diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c index 80a6f4da6acd..db078df63f85 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c @@ -223,7 +223,8 @@ static int rtw8821c_mac_init(struct rtw_dev *rtwdev) rtw_write8(rtwdev, REG_TCR + 1, WLAN_TX_FUNC_CFG1); rtw_write8(rtwdev, REG_ACKTO_CCK, 0x40); rtw_write8_set(rtwdev, REG_WMAC_TRXPTCL_CTL_H, BIT(1)); - rtw_write8_set(rtwdev, REG_SND_PTCL_CTRL, BIT(6)); + rtw_write8_set(rtwdev, REG_SND_PTCL_CTRL, + BIT_DIS_CHK_VHTSIGB_CRC); rtw_write32(rtwdev, REG_WMAC_OPTION_FUNCTION + 8, WLAN_MAC_OPT_FUNC2); rtw_write8(rtwdev, REG_WMAC_OPTION_FUNCTION + 4, WLAN_MAC_OPT_NORM_FUNC1); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.h b/drivers/net/wireless/realtek/rtw88/rtw8821c.h index 112faa60f653..d9fbddd7b0f3 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.h @@ -131,7 +131,7 @@ _rtw_write32s_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 data) #define WLAN_TX_FUNC_CFG2 0x30 #define WLAN_MAC_OPT_NORM_FUNC1 0x98 #define WLAN_MAC_OPT_LB_FUNC1 0x80 -#define WLAN_MAC_OPT_FUNC2 0x30810041 +#define WLAN_MAC_OPT_FUNC2 0xb0810041 #define WLAN_SIFS_CFG (WLAN_SIFS_CCK_CONT_TX | \ (WLAN_SIFS_OFDM_CONT_TX << BIT_SHIFT_SIFS_OFDM_CTX) | \ diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c index c409c8c29ec8..dd4fbb82750d 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c @@ -205,7 +205,7 @@ static void rtw8822b_phy_set_param(struct rtw_dev *rtwdev) #define WLAN_TX_FUNC_CFG2 0x30 #define WLAN_MAC_OPT_NORM_FUNC1 0x98 #define WLAN_MAC_OPT_LB_FUNC1 0x80 -#define WLAN_MAC_OPT_FUNC2 0x30810041 +#define WLAN_MAC_OPT_FUNC2 0xb0810041 #define WLAN_SIFS_CFG (WLAN_SIFS_CCK_CONT_TX | \ (WLAN_SIFS_OFDM_CONT_TX << BIT_SHIFT_SIFS_OFDM_CTX) | \ @@ -262,6 +262,8 @@ static int rtw8822b_mac_init(struct rtw_dev *rtwdev) rtw_write8(rtwdev, REG_TCR + 1, WLAN_TX_FUNC_CFG1); rtw_write32(rtwdev, REG_WMAC_OPTION_FUNCTION + 8, WLAN_MAC_OPT_FUNC2); rtw_write8(rtwdev, REG_WMAC_OPTION_FUNCTION + 4, WLAN_MAC_OPT_NORM_FUNC1); + rtw_write8_set(rtwdev, REG_SND_PTCL_CTRL, + BIT_DIS_CHK_VHTSIGB_CRC); return 0; } diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index 46b881e8e4fe..35c46e5209de 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -1962,7 +1962,7 @@ static void rtw8822c_phy_set_param(struct rtw_dev *rtwdev) #define WLAN_TX_FUNC_CFG2 0x30 #define WLAN_MAC_OPT_NORM_FUNC1 0x98 #define WLAN_MAC_OPT_LB_FUNC1 0x80 -#define WLAN_MAC_OPT_FUNC2 0x30810041 +#define WLAN_MAC_OPT_FUNC2 0xb0810041 #define WLAN_MAC_INT_MIG_CFG 0x33330000 #define WLAN_SIFS_CFG (WLAN_SIFS_CCK_CONT_TX | \ @@ -2102,6 +2102,8 @@ static int rtw8822c_mac_init(struct rtw_dev *rtwdev) BIT_RXPSF_CONT_ERRCHKEN); value16 = BIT_SET_RXPSF_ERRTHR(value16, 0x07); rtw_write16(rtwdev, REG_RXPSF_CTRL, value16); + rtw_write8_set(rtwdev, REG_SND_PTCL_CTRL, + BIT_DIS_CHK_VHTSIGB_CRC); /* Interrupt migration configuration */ rtw_write32(rtwdev, REG_INT_MIG, WLAN_MAC_INT_MIG_CFG); @@ -2533,6 +2535,7 @@ static void query_phy_status_page0(struct rtw_dev *rtwdev, u8 *phy_status, s8 rx_power[RTW_RF_PATH_MAX]; s8 min_rx_power = -120; u8 rssi; + u8 channel; int path; rx_power[RF_PATH_A] = GET_PHY_STAT_P0_PWDB_A(phy_status); @@ -2553,6 +2556,11 @@ static void query_phy_status_page0(struct rtw_dev *rtwdev, u8 *phy_status, rx_power[RF_PATH_A] -= 110; rx_power[RF_PATH_B] -= 110; + channel = GET_PHY_STAT_P0_CHANNEL(phy_status); + if (channel == 0) + channel = rtwdev->hal.current_channel; + rtw_set_rx_freq_band(pkt_stat, channel); + pkt_stat->rx_power[RF_PATH_A] = rx_power[RF_PATH_A]; pkt_stat->rx_power[RF_PATH_B] = rx_power[RF_PATH_B]; @@ -2578,6 +2586,7 @@ static void query_phy_status_page1(struct rtw_dev *rtwdev, u8 *phy_status, u8 evm_dbm = 0; u8 rssi; int path; + u8 channel; if (pkt_stat->rate > DESC_RATE11M && pkt_stat->rate < DESC_RATEMCS0) rxsc = GET_PHY_STAT_P1_L_RXSC(phy_status); @@ -2591,6 +2600,9 @@ static void query_phy_status_page1(struct rtw_dev *rtwdev, u8 *phy_status, else bw = RTW_CHANNEL_WIDTH_20; + channel = GET_PHY_STAT_P1_CHANNEL(phy_status); + rtw_set_rx_freq_band(pkt_stat, channel); + pkt_stat->rx_power[RF_PATH_A] = GET_PHY_STAT_P1_PWDB_A(phy_status) - 110; pkt_stat->rx_power[RF_PATH_B] = GET_PHY_STAT_P1_PWDB_B(phy_status) - 110; pkt_stat->rssi = rtw_phy_rf_power_2_rssi(pkt_stat->rx_power, 2); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.h b/drivers/net/wireless/realtek/rtw88/rtw8822c.h index 3df627419d81..8201955e1f21 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.h @@ -137,6 +137,8 @@ const struct rtw_table name ## _tbl = { \ le32_get_bits(*((__le32 *)(phy_stat) + 0x04), GENMASK(7, 0)) #define GET_PHY_STAT_P0_GAIN_A(phy_stat) \ le32_get_bits(*((__le32 *)(phy_stat) + 0x00), GENMASK(21, 16)) +#define GET_PHY_STAT_P0_CHANNEL(phy_stat) \ + le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(23, 16)) #define GET_PHY_STAT_P0_GAIN_B(phy_stat) \ le32_get_bits(*((__le32 *)(phy_stat) + 0x04), GENMASK(29, 24)) @@ -149,6 +151,8 @@ const struct rtw_table name ## _tbl = { \ le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(11, 8)) #define GET_PHY_STAT_P1_HT_RXSC(phy_stat) \ le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(15, 12)) +#define GET_PHY_STAT_P1_CHANNEL(phy_stat) \ + le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(23, 16)) #define GET_PHY_STAT_P1_RXEVM_A(phy_stat) \ le32_get_bits(*((__le32 *)(phy_stat) + 0x04), GENMASK(7, 0)) #define GET_PHY_STAT_P1_RXEVM_B(phy_stat) \ diff --git a/drivers/net/wireless/realtek/rtw88/rx.c b/drivers/net/wireless/realtek/rtw88/rx.c index 7087e385a9b3..d2d607e22198 100644 --- a/drivers/net/wireless/realtek/rtw88/rx.c +++ b/drivers/net/wireless/realtek/rtw88/rx.c @@ -6,6 +6,7 @@ #include "rx.h" #include "ps.h" #include "debug.h" +#include "fw.h" void rtw_rx_stats(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, struct sk_buff *skb) @@ -138,6 +139,13 @@ static void rtw_rx_addr_match(struct rtw_dev *rtwdev, rtw_iterate_vifs_atomic(rtwdev, rtw_rx_addr_match_iter, &data); } +static void rtw_set_rx_freq_by_pktstat(struct rtw_rx_pkt_stat *pkt_stat, + struct ieee80211_rx_status *rx_status) +{ + rx_status->freq = pkt_stat->freq; + rx_status->band = pkt_stat->band; +} + void rtw_rx_fill_rx_status(struct rtw_dev *rtwdev, struct rtw_rx_pkt_stat *pkt_stat, struct ieee80211_hdr *hdr, @@ -150,6 +158,8 @@ void rtw_rx_fill_rx_status(struct rtw_dev *rtwdev, memset(rx_status, 0, sizeof(*rx_status)); rx_status->freq = hw->conf.chandef.chan->center_freq; rx_status->band = hw->conf.chandef.chan->band; + if (rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_SCAN_OFFLOAD)) + rtw_set_rx_freq_by_pktstat(pkt_stat, rx_status); if (pkt_stat->crc_err) rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; if (pkt_stat->decrypted) diff --git a/drivers/net/wireless/realtek/rtw88/sar.c b/drivers/net/wireless/realtek/rtw88/sar.c new file mode 100644 index 000000000000..3383726c4d90 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/sar.c @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) 2018-2021 Realtek Corporation + */ + +#include "sar.h" +#include "phy.h" +#include "debug.h" + +s8 rtw_query_sar(struct rtw_dev *rtwdev, const struct rtw_sar_arg *arg) +{ + const struct rtw_hal *hal = &rtwdev->hal; + const struct rtw_sar *sar = &hal->sar; + + switch (sar->src) { + default: + rtw_warn(rtwdev, "unknown SAR source: %d\n", sar->src); + fallthrough; + case RTW_SAR_SOURCE_NONE: + return (s8)rtwdev->chip->max_power_index; + case RTW_SAR_SOURCE_COMMON: + return sar->cfg[arg->path][arg->rs].common[arg->sar_band]; + } +} + +static int rtw_apply_sar(struct rtw_dev *rtwdev, const struct rtw_sar *new) +{ + struct rtw_hal *hal = &rtwdev->hal; + struct rtw_sar *sar = &hal->sar; + + if (sar->src != RTW_SAR_SOURCE_NONE && new->src != sar->src) { + rtw_warn(rtwdev, "SAR source: %d is in use\n", sar->src); + return -EBUSY; + } + + *sar = *new; + rtw_phy_set_tx_power_level(rtwdev, hal->current_channel); + + return 0; +} + +static s8 rtw_sar_to_phy(struct rtw_dev *rtwdev, u8 fct, s32 sar, + const struct rtw_sar_arg *arg) +{ + struct rtw_hal *hal = &rtwdev->hal; + u8 txgi = rtwdev->chip->txgi_factor; + u8 max = rtwdev->chip->max_power_index; + s32 tmp; + s8 base; + + tmp = fct > txgi ? sar >> (fct - txgi) : sar << (txgi - fct); + base = arg->sar_band == RTW_SAR_BAND_0 ? + hal->tx_pwr_by_rate_base_2g[arg->path][arg->rs] : + hal->tx_pwr_by_rate_base_5g[arg->path][arg->rs]; + + return (s8)clamp_t(s32, tmp, -max - 1, max) - base; +} + +static const struct cfg80211_sar_freq_ranges rtw_common_sar_freq_ranges[] = { + [RTW_SAR_BAND_0] = { .start_freq = 2412, .end_freq = 2484, }, + [RTW_SAR_BAND_1] = { .start_freq = 5180, .end_freq = 5320, }, + [RTW_SAR_BAND_3] = { .start_freq = 5500, .end_freq = 5720, }, + [RTW_SAR_BAND_4] = { .start_freq = 5745, .end_freq = 5825, }, +}; + +static_assert(ARRAY_SIZE(rtw_common_sar_freq_ranges) == RTW_SAR_BAND_NR); + +const struct cfg80211_sar_capa rtw_sar_capa = { + .type = NL80211_SAR_TYPE_POWER, + .num_freq_ranges = RTW_SAR_BAND_NR, + .freq_ranges = rtw_common_sar_freq_ranges, +}; + +int rtw_set_sar_specs(struct rtw_dev *rtwdev, + const struct cfg80211_sar_specs *sar) +{ + struct rtw_sar_arg arg = {0}; + struct rtw_sar new = {0}; + u32 idx, i, j, k; + s32 power; + s8 val; + + if (sar->type != NL80211_SAR_TYPE_POWER) + return -EINVAL; + + memset(&new, rtwdev->chip->max_power_index, sizeof(new)); + new.src = RTW_SAR_SOURCE_COMMON; + + for (i = 0; i < sar->num_sub_specs; i++) { + idx = sar->sub_specs[i].freq_range_index; + if (idx >= RTW_SAR_BAND_NR) + return -EINVAL; + + power = sar->sub_specs[i].power; + rtw_info(rtwdev, "On freq %u to %u, set SAR %d in 1/%lu dBm\n", + rtw_common_sar_freq_ranges[idx].start_freq, + rtw_common_sar_freq_ranges[idx].end_freq, + power, BIT(RTW_COMMON_SAR_FCT)); + + for (j = 0; j < RTW_RF_PATH_MAX; j++) { + for (k = 0; k < RTW_RATE_SECTION_MAX; k++) { + arg = (struct rtw_sar_arg){ + .sar_band = idx, + .path = j, + .rs = k, + }; + val = rtw_sar_to_phy(rtwdev, RTW_COMMON_SAR_FCT, + power, &arg); + new.cfg[j][k].common[idx] = val; + } + } + } + + return rtw_apply_sar(rtwdev, &new); +} diff --git a/drivers/net/wireless/realtek/rtw88/sar.h b/drivers/net/wireless/realtek/rtw88/sar.h new file mode 100644 index 000000000000..e01e7bb790b7 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/sar.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* Copyright(c) 2018-2021 Realtek Corporation + */ + +#include "main.h" + +/* NL80211_SAR_TYPE_POWER means unit is in 0.25 dBm, + * where 0.25 = 1/4 = 2^(-2), so make factor 2. + */ +#define RTW_COMMON_SAR_FCT 2 + +struct rtw_sar_arg { + u8 sar_band; + u8 path; + u8 rs; +}; + +extern const struct cfg80211_sar_capa rtw_sar_capa; + +s8 rtw_query_sar(struct rtw_dev *rtwdev, const struct rtw_sar_arg *arg); +int rtw_set_sar_specs(struct rtw_dev *rtwdev, + const struct cfg80211_sar_specs *sar); diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index b6049009f183..e0a416d37d0e 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -1658,7 +1658,7 @@ #define R_RSTB_WATCH_DOG 0x000C #define B_P0_RSTB_WATCH_DOG BIT(0) #define B_P1_RSTB_WATCH_DOG BIT(1) -#define B_UPD_P0_EN BIT(30) +#define B_UPD_P0_EN BIT(31) #define R_ANAPAR_PW15 0x030C #define B_ANAPAR_PW15 GENMASK(31, 24) #define B_ANAPAR_PW15_H GENMASK(27, 24) |